Image Optimizer – Optimize Images and… vs ShortPixel Adaptive Images – WebP… (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Image Optimizer – Optimize Images and…
1.0M+ active installs
Free
ShortPixel Adaptive Images – WebP…
10K+ active installs
Free
Quick Verdict
As of April 2026, ShortPixel Adaptive Images – WebP… has a higher user rating (4.8/5 from 143 reviews) while Image Optimizer – Optimize Images and… leads in active installations (1.0M+ vs 10K+). Both are free WordPress plugins. Image Optimizer – Optimize Images and… has accumulated 13M+ total downloads while ShortPixel Adaptive Images – WebP… has 1.5M+.
Detailed Comparison
| Metric | Image Optimizer – Optimize Images and… | ShortPixel Adaptive Images – WebP… | |
|---|---|---|---|
| Rating | 1.6/5 | ► | 4.8/5 |
| Total Reviews | 72 | ► | 143 |
| Active Installs | 1.0M+ | ◄ | 10K+ |
| Total Downloads | 13M+ | ◄ | 1.5M+ |
| Support Resolution | N/A | 100% | |
| Last Updated | 1 month ago | ► | 2 weeks ago |
| First Released | 2024 | 2018 | |
| Age | 2 years | 8 years | |
| WP Requires | 6.6+ | 4.7+ | |
| PHP Requires | 7.4+ | 5.6.40+ | |
| Business Model | Free | Free | |
| Latest Version | 1.7.3 | 3.11.2 |
Rating Breakdown
Image Optimizer – Optimize Images and…
ShortPixel Adaptive Images – WebP…
Download Trends
Over the past 30 days, Image Optimizer – Optimize Images and… averaged approximately 9,601 daily downloads while ShortPixel Adaptive Images – WebP… averaged 391.
Recent Reviews
Image Optimizer – Optimize Images and… Reviews
Decent Optimizer
Tried it for image compression on my site. It does reduce size and helps a bit with loading. Setup was easy, too. But sometimes optimization feels a bit slow. Still ok for basic use.
ottimizzazione e conversione in webp molto buona
ottimizzazione e conversione in webp molto buona
All media optimised in one click
For now i find this plugin very good. Love Avif format, 54% space saved for my website and very Good results on PageSpeed Insights.
ShortPixel Adaptive Images – WebP… Reviews
Shortpixel AI, a hassle free plugin that greatly improves PageSpeed score.
As the title says, Pagespeed Insights gave a score of 92 on mobile and 99 to 100 on desktop with no visible loss of quality on the web page. What I also like is the very reasonable one time pricing an
Great plugin and great team!
I’ve recently added SPIO across all our WordPress sites. (I work for a NFP managing 10 of their sites.) I’m impressed by ShortPixel’s compression and performance. Adrian and the team have offered grea
Slowed my site until I deleted it and removed DB Table.
Not here to diss you guys. Your image optimiser plugin is great!! But this one, it didn’t speed up my site, but rather made it super slow on first load. Maybe my error even. BUT when I turned off plug
More Image Optimization Worth Comparing
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.